refactor: pass -k to sudo
refactor: pass -k to sudo

Given that we always prompt, consistently, let's make sure we always use
the entered password.

wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent,wincent/wincent